Pool & Spa Filter Cartridges
Browse replacement filter cartridges by brand or physical size. Each page includes cross-references between Pleatco, Unicel, Filbur, and OEM part numbers.
Browse by Filter Brand
Most Popular Cartridges
Pleatco
→PRB25-IN / C-4326 / FC-2375
5″ × 13.9375″ • 25 sq ft
Pleatco
→PRB50-IN / C-4950 / FC-2390
5″ × 13.3125″ • 50 sq ft
Pleatco
→PJW60TL-F2S / 6CH-960 / FC-2800
6.75″ × 15.5″ • 60 sq ft
Pleatco
→PWK30 / C-6430 / FC-3915
5.875″ × 10.5″ • 30 sq ft
Pleatco
→PWK65 / C-8465 / FC-3960
8.5″ × 10.5″ • 65 sq ft
Pleatco
→PCC105 / C-7471 / FC-1977
7″ × 26.0625″ • 105 sq ft
Pleatco
→PA106 / C-7488 / FC-1226
7″ × 25.5″ • 106 sq ft
Pleatco
→PWK35B / C-6350 / FC-3921
6.375″ × 14″ • 35 sq ft
Browse by Physical Size
Useful if you know your cartridge dimensions but not the part number.
5″ × 13.9375″5″ × 13.3125″6.75″ × 15.5″5.875″ × 10.5″6.375″ × 14″8.5″ × 10.5″7″ × 10.75″7″ × 14.75″8″ × 16.5″3.875″ × 7″8″ × 7.375″5.1875″ × 11.3125″5.1875″ × 14.125″5.1875″ × 12.5″6.75″ × 8″8″ × 5.75″8″ × 6.25″8″ × 13″7.125″ × 10.5″5.375″ × 8.5625″8.5″ × 7.25″6″ × 7.625″8.375″ × 14″8.375″ × 19″8.4375″ × 18″7″ × 19.625″7″ × 21.0625″7″ × 25.5″7″ × 32.75″7″ × 19″10.0625″ × 23.625″10.0625″ × 31.125″7″ × 26.0625″7″ × 32.0625″7″ × 26.9375″7.125″ × 26.9375″7″ × 32.8125″8.9375″ × 23.3125″8.6875″ × 18.1875″4.25″ × 8″5.75″ × 10″5.875″ × 12.1875″7″ × 6.5″7″ × 9.125″7″ × 17.625″7″ × 26.25″8.9375″ × 21″